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49 lines
1020 B
49 lines
1020 B
5 years ago
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#include <sys/types.h>
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#include <sodium.h>
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#include <3ds.h>
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static const char *randombytes_ctrrandom_implementation_name()
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{
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return "ctrrandom";
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}
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static bool randombytes_ctrrandom_tryfill(void *const buf, const size_t size)
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{
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Result res;
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if (!psGetSessionHandle()) {
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res = psInit();
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if (!R_SUCCEEDED(res))
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return false;
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}
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res = PS_GenerateRandomBytes(buf, size);
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return R_SUCCEEDED(res);
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}
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static uint32_t randombytes_ctrrandom()
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{
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uint32_t num;
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if (!randombytes_ctrrandom_tryfill(&num, sizeof(uint32_t)))
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sodium_misuse();
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return num;
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}
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static void randombytes_ctrrandom_buf(void *const buf, const size_t size)
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{
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if (!randombytes_ctrrandom_tryfill(buf, size))
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sodium_misuse();
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}
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struct randombytes_implementation randombytes_ctrrandom_implementation = {
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randombytes_ctrrandom_implementation_name,
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randombytes_ctrrandom,
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nullptr,
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nullptr,
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randombytes_ctrrandom_buf,
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nullptr
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};
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void randombytes_ctrrandom_init()
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{
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randombytes_set_implementation(&randombytes_ctrrandom_implementation);
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}
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